1 /******************************************************************* 2 * This file is part of the Emulex Linux Device Driver for * 3 * Fibre Channel Host Bus Adapters. * 4 * Copyright (C) 2017-2021 Broadcom. All Rights Reserved. The term * 5 * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. * 6 * Copyright (C) 2004-2016 Emulex. All rights reserved. * 7 * EMULEX and SLI are trademarks of Emulex. * 8 * www.broadcom.com * 9 * * 10 * This program is free software; you can redistribute it and/or * 11 * modify it under the terms of version 2 of the GNU General * 12 * Public License as published by the Free Software Foundation. * 13 * This program is distributed in the hope that it will be useful. * 14 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND * 15 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, * 16 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE * 17 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD * 18 * TO BE LEGALLY INVALID. See the GNU General Public License for * 19 * more details, a copy of which can be found in the file COPYING * 20 * included with this package. * 21 *******************************************************************/ 22 23 typedef int (*node_filter)(struct lpfc_nodelist *, void *); 24 25 struct fc_rport; 26 struct fc_frame_header; 27 void lpfc_down_link(struct lpfc_hba *, LPFC_MBOXQ_t *); 28 void lpfc_sli_read_link_ste(struct lpfc_hba *); 29 void lpfc_dump_mem(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t, uint16_t); 30 void lpfc_dump_wakeup_param(struct lpfc_hba *, LPFC_MBOXQ_t *); 31 int lpfc_dump_static_vport(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t); 32 int lpfc_sli4_dump_cfg_rg23(struct lpfc_hba *, struct lpfcMboxq *); 33 void lpfc_read_nv(struct lpfc_hba *, LPFC_MBOXQ_t *); 34 void lpfc_config_async(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t); 35 36 void lpfc_heart_beat(struct lpfc_hba *, LPFC_MBOXQ_t *); 37 int lpfc_read_topology(struct lpfc_hba *, LPFC_MBOXQ_t *, struct lpfc_dmabuf *); 38 void lpfc_clear_la(struct lpfc_hba *, LPFC_MBOXQ_t *); 39 void lpfc_issue_clear_la(struct lpfc_hba *, struct lpfc_vport *); 40 void lpfc_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *); 41 int lpfc_config_msi(struct lpfc_hba *, LPFC_MBOXQ_t *); 42 int lpfc_read_sparam(struct lpfc_hba *, LPFC_MBOXQ_t *, int); 43 void lpfc_read_config(struct lpfc_hba *, LPFC_MBOXQ_t *); 44 void lpfc_read_lnk_stat(struct lpfc_hba *, LPFC_MBOXQ_t *); 45 int lpfc_reg_rpi(struct lpfc_hba *, uint16_t, uint32_t, uint8_t *, 46 LPFC_MBOXQ_t *, uint16_t); 47 void lpfc_set_var(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t); 48 void lpfc_unreg_login(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *); 49 void lpfc_unreg_did(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *); 50 void lpfc_sli4_unreg_all_rpis(struct lpfc_vport *); 51 52 void lpfc_reg_vpi(struct lpfc_vport *, LPFC_MBOXQ_t *); 53 void lpfc_register_new_vport(struct lpfc_hba *, struct lpfc_vport *, 54 struct lpfc_nodelist *); 55 void lpfc_unreg_vpi(struct lpfc_hba *, uint16_t, LPFC_MBOXQ_t *); 56 void lpfc_init_link(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t); 57 void lpfc_request_features(struct lpfc_hba *, struct lpfcMboxq *); 58 int lpfc_sli4_mbox_rsrc_extent(struct lpfc_hba *, struct lpfcMboxq *, 59 uint16_t, uint16_t, bool); 60 int lpfc_get_sli4_parameters(struct lpfc_hba *, LPFC_MBOXQ_t *); 61 int lpfc_reg_congestion_buf(struct lpfc_hba *phba); 62 int lpfc_unreg_congestion_buf(struct lpfc_hba *phba); 63 struct lpfc_vport *lpfc_find_vport_by_did(struct lpfc_hba *, uint32_t); 64 void lpfc_cleanup_rcv_buffers(struct lpfc_vport *); 65 void lpfc_rcv_seq_check_edtov(struct lpfc_vport *); 66 void lpfc_cleanup_rpis(struct lpfc_vport *, int); 67 void lpfc_cleanup_pending_mbox(struct lpfc_vport *); 68 int lpfc_linkdown(struct lpfc_hba *); 69 void lpfc_linkdown_port(struct lpfc_vport *); 70 void lpfc_port_link_failure(struct lpfc_vport *); 71 void lpfc_mbx_cmpl_read_topology(struct lpfc_hba *, LPFC_MBOXQ_t *); 72 void lpfc_init_vpi_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *); 73 void lpfc_cancel_all_vport_retry_delay_timer(struct lpfc_hba *); 74 void lpfc_retry_pport_discovery(struct lpfc_hba *); 75 int lpfc_init_iocb_list(struct lpfc_hba *phba, int cnt); 76 void lpfc_free_iocb_list(struct lpfc_hba *phba); 77 int lpfc_post_rq_buffer(struct lpfc_hba *phba, struct lpfc_queue *hrq, 78 struct lpfc_queue *drq, int count, int idx); 79 uint32_t lpfc_calc_cmf_latency(struct lpfc_hba *phba); 80 void lpfc_cmf_signal_init(struct lpfc_hba *phba); 81 void lpfc_cmf_start(struct lpfc_hba *phba); 82 void lpfc_cmf_stop(struct lpfc_hba *phba); 83 void lpfc_init_congestion_stat(struct lpfc_hba *phba); 84 void lpfc_init_congestion_buf(struct lpfc_hba *phba); 85 int lpfc_sli4_cgn_params_read(struct lpfc_hba *phba); 86 uint32_t lpfc_cgn_calc_crc32(void *bufp, uint32_t sz, uint32_t seed); 87 int lpfc_config_cgn_signal(struct lpfc_hba *phba); 88 int lpfc_issue_cmf_sync_wqe(struct lpfc_hba *phba, u32 ms, u64 total); 89 void lpfc_cgn_dump_rxmonitor(struct lpfc_hba *phba); 90 void lpfc_cgn_update_stat(struct lpfc_hba *phba, uint32_t dtag); 91 void lpfc_unblock_requests(struct lpfc_hba *phba); 92 void lpfc_block_requests(struct lpfc_hba *phba); 93 94 void lpfc_mbx_cmpl_local_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *); 95 void lpfc_mbx_cmpl_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *); 96 void lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *, LPFC_MBOXQ_t *); 97 void lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *); 98 void lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *); 99 void lpfc_mbx_cmpl_fc_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb); 100 void lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *); 101 void lpfc_mbx_cmpl_reg_vfi(struct lpfc_hba *, LPFC_MBOXQ_t *); 102 void lpfc_unregister_vfi_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *); 103 void lpfc_enqueue_node(struct lpfc_vport *, struct lpfc_nodelist *); 104 void lpfc_dequeue_node(struct lpfc_vport *, struct lpfc_nodelist *); 105 void lpfc_nlp_set_state(struct lpfc_vport *, struct lpfc_nodelist *, int); 106 void lpfc_nlp_reg_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp); 107 void lpfc_nlp_unreg_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp); 108 void lpfc_drop_node(struct lpfc_vport *, struct lpfc_nodelist *); 109 void lpfc_set_disctmo(struct lpfc_vport *); 110 int lpfc_can_disctmo(struct lpfc_vport *); 111 int lpfc_unreg_rpi(struct lpfc_vport *, struct lpfc_nodelist *); 112 void lpfc_unreg_all_rpis(struct lpfc_vport *); 113 void lpfc_unreg_hba_rpis(struct lpfc_hba *); 114 void lpfc_unreg_default_rpis(struct lpfc_vport *); 115 void lpfc_issue_reg_vpi(struct lpfc_hba *, struct lpfc_vport *); 116 117 int lpfc_check_sli_ndlp(struct lpfc_hba *, struct lpfc_sli_ring *, 118 struct lpfc_iocbq *, struct lpfc_nodelist *); 119 struct lpfc_nodelist *lpfc_nlp_init(struct lpfc_vport *vport, uint32_t did); 120 struct lpfc_nodelist *lpfc_nlp_get(struct lpfc_nodelist *); 121 int lpfc_nlp_put(struct lpfc_nodelist *); 122 void lpfc_ignore_els_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, 123 struct lpfc_iocbq *rspiocb); 124 int lpfc_nlp_not_used(struct lpfc_nodelist *ndlp); 125 struct lpfc_nodelist *lpfc_setup_disc_node(struct lpfc_vport *, uint32_t); 126 void lpfc_disc_list_loopmap(struct lpfc_vport *); 127 void lpfc_disc_start(struct lpfc_vport *); 128 void lpfc_cleanup_discovery_resources(struct lpfc_vport *); 129 void lpfc_cleanup(struct lpfc_vport *); 130 void lpfc_disc_timeout(struct timer_list *); 131 132 int lpfc_unregister_fcf_prep(struct lpfc_hba *); 133 struct lpfc_nodelist *__lpfc_findnode_rpi(struct lpfc_vport *, uint16_t); 134 struct lpfc_nodelist *lpfc_findnode_rpi(struct lpfc_vport *, uint16_t); 135 void lpfc_worker_wake_up(struct lpfc_hba *); 136 int lpfc_workq_post_event(struct lpfc_hba *, void *, void *, uint32_t); 137 int lpfc_do_work(void *); 138 int lpfc_disc_state_machine(struct lpfc_vport *, struct lpfc_nodelist *, void *, 139 uint32_t); 140 141 void lpfc_do_scr_ns_plogi(struct lpfc_hba *, struct lpfc_vport *); 142 int lpfc_check_sparm(struct lpfc_vport *, struct lpfc_nodelist *, 143 struct serv_parm *, uint32_t, int); 144 void lpfc_els_abort(struct lpfc_hba *, struct lpfc_nodelist *); 145 void lpfc_more_plogi(struct lpfc_vport *); 146 void lpfc_more_adisc(struct lpfc_vport *); 147 void lpfc_end_rscn(struct lpfc_vport *); 148 int lpfc_els_chk_latt(struct lpfc_vport *); 149 int lpfc_els_abort_flogi(struct lpfc_hba *); 150 int lpfc_initial_flogi(struct lpfc_vport *); 151 void lpfc_issue_init_vfi(struct lpfc_vport *); 152 int lpfc_initial_fdisc(struct lpfc_vport *); 153 int lpfc_issue_els_plogi(struct lpfc_vport *, uint32_t, uint8_t); 154 int lpfc_issue_els_prli(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t); 155 int lpfc_issue_els_adisc(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t); 156 int lpfc_issue_els_logo(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t); 157 int lpfc_issue_els_npiv_logo(struct lpfc_vport *, struct lpfc_nodelist *); 158 int lpfc_issue_els_scr(struct lpfc_vport *vport, uint8_t retry); 159 int lpfc_issue_els_rscn(struct lpfc_vport *vport, uint8_t retry); 160 int lpfc_issue_fabric_reglogin(struct lpfc_vport *); 161 int lpfc_issue_els_rdf(struct lpfc_vport *vport, uint8_t retry); 162 int lpfc_issue_els_edc(struct lpfc_vport *vport, uint8_t retry); 163 void lpfc_els_rcv_fpin(struct lpfc_vport *vport, void *p, u32 fpin_length); 164 int lpfc_els_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *); 165 int lpfc_ct_free_iocb(struct lpfc_hba *, struct lpfc_iocbq *); 166 int lpfc_els_rsp_acc(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *, 167 struct lpfc_nodelist *, LPFC_MBOXQ_t *); 168 int lpfc_els_rsp_reject(struct lpfc_vport *, uint32_t, struct lpfc_iocbq *, 169 struct lpfc_nodelist *, LPFC_MBOXQ_t *); 170 int lpfc_els_rsp_adisc_acc(struct lpfc_vport *, struct lpfc_iocbq *, 171 struct lpfc_nodelist *); 172 int lpfc_els_rsp_prli_acc(struct lpfc_vport *, struct lpfc_iocbq *, 173 struct lpfc_nodelist *); 174 void lpfc_cancel_retry_delay_tmo(struct lpfc_vport *, struct lpfc_nodelist *); 175 void lpfc_els_retry_delay(struct timer_list *); 176 void lpfc_els_retry_delay_handler(struct lpfc_nodelist *); 177 void lpfc_els_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *, 178 struct lpfc_iocbq *); 179 int lpfc_els_handle_rscn(struct lpfc_vport *); 180 void lpfc_els_flush_rscn(struct lpfc_vport *); 181 int lpfc_rscn_payload_check(struct lpfc_vport *, uint32_t); 182 void lpfc_els_flush_all_cmd(struct lpfc_hba *); 183 void lpfc_els_flush_cmd(struct lpfc_vport *); 184 int lpfc_els_disc_adisc(struct lpfc_vport *); 185 int lpfc_els_disc_plogi(struct lpfc_vport *); 186 void lpfc_els_timeout(struct timer_list *); 187 void lpfc_els_timeout_handler(struct lpfc_vport *); 188 struct lpfc_iocbq *lpfc_prep_els_iocb(struct lpfc_vport *, uint8_t, uint16_t, 189 uint8_t, struct lpfc_nodelist *, 190 uint32_t, uint32_t); 191 void lpfc_hb_timeout_handler(struct lpfc_hba *); 192 193 void lpfc_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *, 194 struct lpfc_iocbq *); 195 int lpfc_ct_handle_unsol_abort(struct lpfc_hba *, struct hbq_dmabuf *); 196 int lpfc_issue_gidpt(struct lpfc_vport *vport); 197 int lpfc_issue_gidft(struct lpfc_vport *vport); 198 int lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *iocbq); 199 int lpfc_ns_cmd(struct lpfc_vport *, int, uint8_t, uint32_t); 200 int lpfc_fdmi_cmd(struct lpfc_vport *, struct lpfc_nodelist *, int, uint32_t); 201 void lpfc_fdmi_change_check(struct lpfc_vport *vport); 202 void lpfc_delayed_disc_tmo(struct timer_list *); 203 void lpfc_delayed_disc_timeout_handler(struct lpfc_vport *); 204 205 int lpfc_config_port_prep(struct lpfc_hba *); 206 void lpfc_update_vport_wwn(struct lpfc_vport *vport); 207 int lpfc_config_port_post(struct lpfc_hba *); 208 int lpfc_hba_down_prep(struct lpfc_hba *); 209 int lpfc_hba_down_post(struct lpfc_hba *); 210 void lpfc_hba_init(struct lpfc_hba *, uint32_t *); 211 int lpfc_post_buffer(struct lpfc_hba *, struct lpfc_sli_ring *, int); 212 void lpfc_decode_firmware_rev(struct lpfc_hba *, char *, int); 213 int lpfc_online(struct lpfc_hba *); 214 void lpfc_unblock_mgmt_io(struct lpfc_hba *); 215 void lpfc_offline_prep(struct lpfc_hba *, int); 216 void lpfc_offline(struct lpfc_hba *); 217 void lpfc_reset_hba(struct lpfc_hba *); 218 int lpfc_emptyq_wait(struct lpfc_hba *phba, struct list_head *hd, 219 spinlock_t *slock); 220 221 int lpfc_sli_setup(struct lpfc_hba *); 222 int lpfc_sli4_setup(struct lpfc_hba *phba); 223 void lpfc_sli_queue_init(struct lpfc_hba *phba); 224 void lpfc_sli4_queue_init(struct lpfc_hba *phba); 225 struct lpfc_sli_ring *lpfc_sli4_calc_ring(struct lpfc_hba *phba, 226 struct lpfc_iocbq *iocbq); 227 228 void lpfc_handle_eratt(struct lpfc_hba *); 229 void lpfc_handle_latt(struct lpfc_hba *); 230 irqreturn_t lpfc_sli_intr_handler(int, void *); 231 irqreturn_t lpfc_sli_sp_intr_handler(int, void *); 232 irqreturn_t lpfc_sli_fp_intr_handler(int, void *); 233 irqreturn_t lpfc_sli4_intr_handler(int, void *); 234 irqreturn_t lpfc_sli4_hba_intr_handler(int, void *); 235 236 int lpfc_read_object(struct lpfc_hba *phba, char *s, uint32_t *datap, 237 uint32_t len); 238 239 void lpfc_sli4_cleanup_poll_list(struct lpfc_hba *phba); 240 int lpfc_sli4_poll_eq(struct lpfc_queue *q, uint8_t path); 241 void lpfc_sli4_poll_hbtimer(struct timer_list *t); 242 void lpfc_sli4_start_polling(struct lpfc_queue *q); 243 void lpfc_sli4_stop_polling(struct lpfc_queue *q); 244 245 void lpfc_read_rev(struct lpfc_hba *, LPFC_MBOXQ_t *); 246 void lpfc_sli4_swap_str(struct lpfc_hba *, LPFC_MBOXQ_t *); 247 void lpfc_config_ring(struct lpfc_hba *, int, LPFC_MBOXQ_t *); 248 void lpfc_config_port(struct lpfc_hba *, LPFC_MBOXQ_t *); 249 void lpfc_kill_board(struct lpfc_hba *, LPFC_MBOXQ_t *); 250 void lpfc_mbox_put(struct lpfc_hba *, LPFC_MBOXQ_t *); 251 LPFC_MBOXQ_t *lpfc_mbox_get(struct lpfc_hba *); 252 void __lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *); 253 void lpfc_mbox_cmpl_put(struct lpfc_hba *, LPFC_MBOXQ_t *); 254 int lpfc_mbox_cmd_check(struct lpfc_hba *, LPFC_MBOXQ_t *); 255 int lpfc_mbox_dev_check(struct lpfc_hba *); 256 int lpfc_mbox_tmo_val(struct lpfc_hba *, LPFC_MBOXQ_t *); 257 void lpfc_init_vfi(struct lpfcMboxq *, struct lpfc_vport *); 258 void lpfc_reg_vfi(struct lpfcMboxq *, struct lpfc_vport *, dma_addr_t); 259 void lpfc_init_vpi(struct lpfc_hba *, struct lpfcMboxq *, uint16_t); 260 void lpfc_unreg_vfi(struct lpfcMboxq *, struct lpfc_vport *); 261 void lpfc_reg_fcfi(struct lpfc_hba *, struct lpfcMboxq *); 262 void lpfc_reg_fcfi_mrq(struct lpfc_hba *phba, struct lpfcMboxq *mbox, int mode); 263 void lpfc_unreg_fcfi(struct lpfcMboxq *, uint16_t); 264 void lpfc_resume_rpi(struct lpfcMboxq *, struct lpfc_nodelist *); 265 int lpfc_check_pending_fcoe_event(struct lpfc_hba *, uint8_t); 266 void lpfc_issue_init_vpi(struct lpfc_vport *); 267 268 void lpfc_config_hbq(struct lpfc_hba *, uint32_t, struct lpfc_hbq_init *, 269 uint32_t , LPFC_MBOXQ_t *); 270 struct hbq_dmabuf *lpfc_els_hbq_alloc(struct lpfc_hba *); 271 void lpfc_els_hbq_free(struct lpfc_hba *, struct hbq_dmabuf *); 272 struct hbq_dmabuf *lpfc_sli4_rb_alloc(struct lpfc_hba *); 273 void lpfc_sli4_rb_free(struct lpfc_hba *, struct hbq_dmabuf *); 274 struct rqb_dmabuf *lpfc_sli4_nvmet_alloc(struct lpfc_hba *phba); 275 void lpfc_sli4_nvmet_free(struct lpfc_hba *phba, struct rqb_dmabuf *dmab); 276 void lpfc_nvmet_ctxbuf_post(struct lpfc_hba *phba, 277 struct lpfc_nvmet_ctxbuf *ctxp); 278 int lpfc_nvmet_rcv_unsol_abort(struct lpfc_vport *vport, 279 struct fc_frame_header *fc_hdr); 280 void lpfc_nvmet_wqfull_process(struct lpfc_hba *phba, struct lpfc_queue *wq); 281 void lpfc_nvme_wait_for_io_drain(struct lpfc_hba *phba); 282 void lpfc_sli4_build_dflt_fcf_record(struct lpfc_hba *, struct fcf_record *, 283 uint16_t); 284 int lpfc_sli4_rq_put(struct lpfc_queue *hq, struct lpfc_queue *dq, 285 struct lpfc_rqe *hrqe, struct lpfc_rqe *drqe); 286 int lpfc_free_rq_buffer(struct lpfc_hba *phba, struct lpfc_queue *hq); 287 void lpfc_unregister_fcf(struct lpfc_hba *); 288 void lpfc_unregister_fcf_rescan(struct lpfc_hba *); 289 void lpfc_unregister_unused_fcf(struct lpfc_hba *); 290 int lpfc_sli4_redisc_fcf_table(struct lpfc_hba *); 291 void lpfc_fcf_redisc_wait_start_timer(struct lpfc_hba *); 292 void lpfc_sli4_fcf_dead_failthrough(struct lpfc_hba *); 293 uint16_t lpfc_sli4_fcf_rr_next_index_get(struct lpfc_hba *); 294 void lpfc_sli4_set_fcf_flogi_fail(struct lpfc_hba *, uint16_t); 295 int lpfc_sli4_fcf_rr_index_set(struct lpfc_hba *, uint16_t); 296 void lpfc_sli4_fcf_rr_index_clear(struct lpfc_hba *, uint16_t); 297 int lpfc_sli4_fcf_rr_next_proc(struct lpfc_vport *, uint16_t); 298 void lpfc_sli4_clear_fcf_rr_bmask(struct lpfc_hba *); 299 300 int lpfc_mem_alloc(struct lpfc_hba *, int align); 301 int lpfc_nvmet_mem_alloc(struct lpfc_hba *phba); 302 int lpfc_mem_alloc_active_rrq_pool_s4(struct lpfc_hba *); 303 void lpfc_mem_free(struct lpfc_hba *); 304 void lpfc_mem_free_all(struct lpfc_hba *); 305 void lpfc_stop_vport_timers(struct lpfc_vport *); 306 307 void lpfc_poll_timeout(struct timer_list *t); 308 void lpfc_poll_start_timer(struct lpfc_hba *); 309 void lpfc_poll_eratt(struct timer_list *); 310 int 311 lpfc_sli_handle_fast_ring_event(struct lpfc_hba *, 312 struct lpfc_sli_ring *, uint32_t); 313 314 struct lpfc_iocbq *__lpfc_sli_get_iocbq(struct lpfc_hba *); 315 struct lpfc_iocbq * lpfc_sli_get_iocbq(struct lpfc_hba *); 316 void lpfc_sli_release_iocbq(struct lpfc_hba *, struct lpfc_iocbq *); 317 uint16_t lpfc_sli_next_iotag(struct lpfc_hba *, struct lpfc_iocbq *); 318 void lpfc_sli_cancel_iocbs(struct lpfc_hba *, struct list_head *, uint32_t, 319 uint32_t); 320 void lpfc_sli_wake_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *); 321 int lpfc_selective_reset(struct lpfc_hba *); 322 void lpfc_reset_barrier(struct lpfc_hba *); 323 int lpfc_sli_brdready(struct lpfc_hba *, uint32_t); 324 int lpfc_sli_brdkill(struct lpfc_hba *); 325 int lpfc_sli_chipset_init(struct lpfc_hba *phba); 326 int lpfc_sli_brdreset(struct lpfc_hba *); 327 int lpfc_sli_brdrestart(struct lpfc_hba *); 328 int lpfc_sli_hba_setup(struct lpfc_hba *); 329 int lpfc_sli_config_port(struct lpfc_hba *, int); 330 int lpfc_sli_host_down(struct lpfc_vport *); 331 int lpfc_sli_hba_down(struct lpfc_hba *); 332 int lpfc_sli_issue_mbox(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t); 333 int lpfc_sli_handle_mb_event(struct lpfc_hba *); 334 void lpfc_sli_mbox_sys_shutdown(struct lpfc_hba *, int); 335 int lpfc_sli_check_eratt(struct lpfc_hba *); 336 void lpfc_sli_handle_slow_ring_event(struct lpfc_hba *, 337 struct lpfc_sli_ring *, uint32_t); 338 void lpfc_sli4_handle_received_buffer(struct lpfc_hba *, struct hbq_dmabuf *); 339 void lpfc_sli4_seq_abort_rsp(struct lpfc_vport *vport, 340 struct fc_frame_header *fc_hdr, bool aborted); 341 void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *); 342 void lpfc_sli4_unreg_rpi_cmpl_clr(struct lpfc_hba *, LPFC_MBOXQ_t *); 343 int lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t, 344 struct lpfc_iocbq *, uint32_t); 345 int lpfc_sli_issue_fcp_io(struct lpfc_hba *phba, uint32_t ring_number, 346 struct lpfc_iocbq *piocb, uint32_t flag); 347 int lpfc_sli4_issue_wqe(struct lpfc_hba *phba, struct lpfc_sli4_hdw_queue *qp, 348 struct lpfc_iocbq *pwqe); 349 int lpfc_sli4_issue_abort_iotag(struct lpfc_hba *phba, 350 struct lpfc_iocbq *cmdiocb, void *cmpl); 351 struct lpfc_sglq *__lpfc_clear_active_sglq(struct lpfc_hba *phba, uint16_t xri); 352 struct lpfc_sglq *__lpfc_sli_get_nvmet_sglq(struct lpfc_hba *phba, 353 struct lpfc_iocbq *piocbq); 354 void lpfc_sli_pcimem_bcopy(void *, void *, uint32_t); 355 void lpfc_sli_bemem_bcopy(void *, void *, uint32_t); 356 void lpfc_sli_abort_iocb_ring(struct lpfc_hba *, struct lpfc_sli_ring *); 357 void lpfc_sli_abort_fcp_rings(struct lpfc_hba *phba); 358 void lpfc_sli_hba_iocb_abort(struct lpfc_hba *); 359 void lpfc_sli_flush_io_rings(struct lpfc_hba *phba); 360 int lpfc_sli_ringpostbuf_put(struct lpfc_hba *, struct lpfc_sli_ring *, 361 struct lpfc_dmabuf *); 362 struct lpfc_dmabuf *lpfc_sli_ringpostbuf_get(struct lpfc_hba *, 363 struct lpfc_sli_ring *, 364 dma_addr_t); 365 366 uint32_t lpfc_sli_get_buffer_tag(struct lpfc_hba *); 367 struct lpfc_dmabuf * lpfc_sli_ring_taggedbuf_get(struct lpfc_hba *, 368 struct lpfc_sli_ring *, uint32_t ); 369 370 int lpfc_sli_hbq_count(void); 371 int lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *, uint32_t); 372 void lpfc_sli_hbqbuf_free_all(struct lpfc_hba *); 373 int lpfc_sli_hbq_size(void); 374 int lpfc_sli_issue_abort_iotag(struct lpfc_hba *, struct lpfc_sli_ring *, 375 struct lpfc_iocbq *, void *); 376 int lpfc_sli_sum_iocb(struct lpfc_vport *, uint16_t, uint64_t, lpfc_ctx_cmd); 377 int lpfc_sli_abort_iocb(struct lpfc_vport *vport, u16 tgt_id, u64 lun_id, 378 lpfc_ctx_cmd abort_cmd); 379 int 380 lpfc_sli_abort_taskmgmt(struct lpfc_vport *, struct lpfc_sli_ring *, 381 uint16_t, uint64_t, lpfc_ctx_cmd); 382 383 void lpfc_mbox_timeout(struct timer_list *t); 384 void lpfc_mbox_timeout_handler(struct lpfc_hba *); 385 int lpfc_issue_hb_mbox(struct lpfc_hba *phba); 386 void lpfc_issue_hb_tmo(struct lpfc_hba *phba); 387 388 struct lpfc_nodelist *lpfc_findnode_did(struct lpfc_vport *, uint32_t); 389 struct lpfc_nodelist *lpfc_findnode_wwpn(struct lpfc_vport *, 390 struct lpfc_name *); 391 struct lpfc_nodelist *lpfc_findnode_mapped(struct lpfc_vport *vport); 392 393 int lpfc_sli_issue_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t); 394 395 int lpfc_sli_issue_iocb_wait(struct lpfc_hba *, uint32_t, 396 struct lpfc_iocbq *, struct lpfc_iocbq *, 397 uint32_t); 398 void lpfc_sli_abort_fcp_cmpl(struct lpfc_hba *, struct lpfc_iocbq *, 399 struct lpfc_iocbq *); 400 void lpfc_sli4_abort_fcp_cmpl(struct lpfc_hba *h, struct lpfc_iocbq *i, 401 struct lpfc_wcqe_complete *w); 402 403 void lpfc_sli_free_hbq(struct lpfc_hba *, struct hbq_dmabuf *); 404 405 void *lpfc_mbuf_alloc(struct lpfc_hba *, int, dma_addr_t *); 406 void __lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t); 407 void lpfc_mbuf_free(struct lpfc_hba *, void *, dma_addr_t); 408 void *lpfc_nvmet_buf_alloc(struct lpfc_hba *phba, int flags, 409 dma_addr_t *handle); 410 void lpfc_nvmet_buf_free(struct lpfc_hba *phba, void *virtp, dma_addr_t dma); 411 412 void lpfc_in_buf_free(struct lpfc_hba *, struct lpfc_dmabuf *); 413 void lpfc_rq_buf_free(struct lpfc_hba *phba, struct lpfc_dmabuf *mp); 414 int lpfc_link_reset(struct lpfc_vport *vport); 415 416 /* Function prototypes. */ 417 int lpfc_check_pci_resettable(struct lpfc_hba *phba); 418 const char* lpfc_info(struct Scsi_Host *); 419 int lpfc_scan_finished(struct Scsi_Host *, unsigned long); 420 421 int lpfc_init_api_table_setup(struct lpfc_hba *, uint8_t); 422 int lpfc_sli_api_table_setup(struct lpfc_hba *, uint8_t); 423 int lpfc_scsi_api_table_setup(struct lpfc_hba *, uint8_t); 424 int lpfc_mbox_api_table_setup(struct lpfc_hba *, uint8_t); 425 int lpfc_api_table_setup(struct lpfc_hba *, uint8_t); 426 427 void lpfc_get_cfgparam(struct lpfc_hba *); 428 void lpfc_get_vport_cfgparam(struct lpfc_vport *); 429 int lpfc_alloc_sysfs_attr(struct lpfc_vport *); 430 void lpfc_free_sysfs_attr(struct lpfc_vport *); 431 extern struct device_attribute *lpfc_hba_attrs[]; 432 extern struct device_attribute *lpfc_vport_attrs[]; 433 extern struct scsi_host_template lpfc_template; 434 extern struct scsi_host_template lpfc_template_nvme; 435 extern struct fc_function_template lpfc_transport_functions; 436 extern struct fc_function_template lpfc_vport_transport_functions; 437 438 int lpfc_vport_symbolic_node_name(struct lpfc_vport *, char *, size_t); 439 int lpfc_vport_symbolic_port_name(struct lpfc_vport *, char *, size_t); 440 void lpfc_terminate_rport_io(struct fc_rport *); 441 void lpfc_dev_loss_tmo_callbk(struct fc_rport *rport); 442 443 struct lpfc_vport *lpfc_create_port(struct lpfc_hba *, int, struct device *); 444 int lpfc_vport_disable(struct fc_vport *fc_vport, bool disable); 445 int lpfc_mbx_unreg_vpi(struct lpfc_vport *); 446 void destroy_port(struct lpfc_vport *); 447 int lpfc_get_instance(void); 448 void lpfc_host_attrib_init(struct Scsi_Host *); 449 450 extern void lpfc_debugfs_initialize(struct lpfc_vport *); 451 extern void lpfc_debugfs_terminate(struct lpfc_vport *); 452 extern void lpfc_debugfs_disc_trc(struct lpfc_vport *, int, char *, uint32_t, 453 uint32_t, uint32_t); 454 extern void lpfc_debugfs_slow_ring_trc(struct lpfc_hba *, char *, uint32_t, 455 uint32_t, uint32_t); 456 extern void lpfc_debugfs_nvme_trc(struct lpfc_hba *phba, char *fmt, 457 uint16_t data1, uint16_t data2, uint32_t data3); 458 extern struct lpfc_hbq_init *lpfc_hbq_defs[]; 459 460 /* SLI4 if_type 2 externs. */ 461 int lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *); 462 int lpfc_sli4_dealloc_resource_identifiers(struct lpfc_hba *); 463 int lpfc_sli4_get_allocated_extnts(struct lpfc_hba *, uint16_t, 464 uint16_t *, uint16_t *); 465 int lpfc_sli4_get_avail_extnt_rsrc(struct lpfc_hba *, uint16_t, 466 uint16_t *, uint16_t *); 467 468 /* Interface exported by fabric iocb scheduler */ 469 void lpfc_fabric_abort_nport(struct lpfc_nodelist *); 470 void lpfc_fabric_abort_hba(struct lpfc_hba *); 471 void lpfc_fabric_block_timeout(struct timer_list *); 472 void lpfc_unblock_fabric_iocbs(struct lpfc_hba *); 473 void lpfc_rampdown_queue_depth(struct lpfc_hba *); 474 void lpfc_ramp_down_queue_handler(struct lpfc_hba *); 475 void lpfc_scsi_dev_block(struct lpfc_hba *); 476 477 void 478 lpfc_send_els_failure_event(struct lpfc_hba *, struct lpfc_iocbq *, 479 struct lpfc_iocbq *); 480 struct lpfc_fast_path_event *lpfc_alloc_fast_evt(struct lpfc_hba *); 481 void lpfc_free_fast_evt(struct lpfc_hba *, struct lpfc_fast_path_event *); 482 void lpfc_create_static_vport(struct lpfc_hba *); 483 void lpfc_stop_hba_timers(struct lpfc_hba *); 484 void lpfc_stop_port(struct lpfc_hba *); 485 int lpfc_update_cmf_cmd(struct lpfc_hba *phba, uint32_t sz); 486 int lpfc_update_cmf_cmpl(struct lpfc_hba *phba, uint64_t val, uint32_t sz, 487 struct Scsi_Host *shost); 488 void __lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *); 489 void lpfc_sli4_stop_fcf_redisc_wait_timer(struct lpfc_hba *); 490 void lpfc_parse_fcoe_conf(struct lpfc_hba *, uint8_t *, uint32_t); 491 int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int); 492 void lpfc_start_fdiscs(struct lpfc_hba *phba); 493 struct lpfc_vport *lpfc_find_vport_by_vpid(struct lpfc_hba *, uint16_t); 494 struct lpfc_sglq *__lpfc_get_active_sglq(struct lpfc_hba *, uint16_t); 495 #define HBA_EVENT_RSCN 5 496 #define HBA_EVENT_LINK_UP 2 497 #define HBA_EVENT_LINK_DOWN 3 498 499 /* functions to support SGIOv4/bsg interface */ 500 int lpfc_bsg_request(struct bsg_job *); 501 int lpfc_bsg_timeout(struct bsg_job *); 502 int lpfc_bsg_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *, 503 struct lpfc_iocbq *); 504 int lpfc_bsg_ct_unsol_abort(struct lpfc_hba *, struct hbq_dmabuf *); 505 void __lpfc_sli_ringtx_put(struct lpfc_hba *, struct lpfc_sli_ring *, 506 struct lpfc_iocbq *); 507 struct lpfc_iocbq *lpfc_sli_ringtx_get(struct lpfc_hba *, 508 struct lpfc_sli_ring *); 509 int __lpfc_sli_issue_iocb(struct lpfc_hba *, uint32_t, 510 struct lpfc_iocbq *, uint32_t); 511 uint32_t lpfc_drain_txq(struct lpfc_hba *); 512 void lpfc_clr_rrq_active(struct lpfc_hba *, uint16_t, struct lpfc_node_rrq *); 513 int lpfc_test_rrq_active(struct lpfc_hba *, struct lpfc_nodelist *, uint16_t); 514 void lpfc_handle_rrq_active(struct lpfc_hba *); 515 int lpfc_send_rrq(struct lpfc_hba *, struct lpfc_node_rrq *); 516 int lpfc_set_rrq_active(struct lpfc_hba *, struct lpfc_nodelist *, 517 uint16_t, uint16_t, uint16_t); 518 uint16_t lpfc_sli4_xri_inrange(struct lpfc_hba *, uint16_t); 519 void lpfc_cleanup_vports_rrqs(struct lpfc_vport *, struct lpfc_nodelist *); 520 struct lpfc_node_rrq *lpfc_get_active_rrq(struct lpfc_vport *, uint16_t, 521 uint32_t); 522 void lpfc_idiag_mbxacc_dump_bsg_mbox(struct lpfc_hba *, enum nemb_type, 523 enum mbox_type, enum dma_type, enum sta_type, 524 struct lpfc_dmabuf *, uint32_t); 525 void lpfc_idiag_mbxacc_dump_issue_mbox(struct lpfc_hba *, MAILBOX_t *); 526 int lpfc_wr_object(struct lpfc_hba *, struct list_head *, uint32_t, uint32_t *); 527 /* functions to support SR-IOV */ 528 int lpfc_sli_probe_sriov_nr_virtfn(struct lpfc_hba *, int); 529 uint16_t lpfc_sli_sriov_nr_virtfn_get(struct lpfc_hba *); 530 int lpfc_sli4_queue_create(struct lpfc_hba *); 531 void lpfc_sli4_queue_destroy(struct lpfc_hba *); 532 void lpfc_sli4_abts_err_handler(struct lpfc_hba *, struct lpfc_nodelist *, 533 struct sli4_wcqe_xri_aborted *); 534 void lpfc_sli_abts_recover_port(struct lpfc_vport *, 535 struct lpfc_nodelist *); 536 int lpfc_hba_init_link_fc_topology(struct lpfc_hba *, uint32_t, uint32_t); 537 int lpfc_issue_reg_vfi(struct lpfc_vport *); 538 int lpfc_issue_unreg_vfi(struct lpfc_vport *); 539 int lpfc_selective_reset(struct lpfc_hba *); 540 int lpfc_sli4_read_config(struct lpfc_hba *); 541 void lpfc_sli4_node_prep(struct lpfc_hba *); 542 int lpfc_sli4_els_sgl_update(struct lpfc_hba *phba); 543 int lpfc_sli4_nvmet_sgl_update(struct lpfc_hba *phba); 544 int lpfc_io_buf_flush(struct lpfc_hba *phba, struct list_head *sglist); 545 int lpfc_io_buf_replenish(struct lpfc_hba *phba, struct list_head *cbuf); 546 int lpfc_sli4_io_sgl_update(struct lpfc_hba *phba); 547 int lpfc_sli4_post_io_sgl_list(struct lpfc_hba *phba, 548 struct list_head *blist, int xricnt); 549 int lpfc_new_io_buf(struct lpfc_hba *phba, int num_to_alloc); 550 void lpfc_io_free(struct lpfc_hba *phba); 551 void lpfc_free_sgl_list(struct lpfc_hba *, struct list_head *); 552 uint32_t lpfc_sli_port_speed_get(struct lpfc_hba *); 553 int lpfc_sli4_request_firmware_update(struct lpfc_hba *, uint8_t); 554 void lpfc_sli4_offline_eratt(struct lpfc_hba *); 555 556 struct lpfc_device_data *lpfc_create_device_data(struct lpfc_hba *, 557 struct lpfc_name *, 558 struct lpfc_name *, 559 uint64_t, uint32_t, bool); 560 void lpfc_delete_device_data(struct lpfc_hba *, struct lpfc_device_data*); 561 struct lpfc_device_data *__lpfc_get_device_data(struct lpfc_hba *, 562 struct list_head *list, 563 struct lpfc_name *, 564 struct lpfc_name *, uint64_t); 565 bool lpfc_enable_oas_lun(struct lpfc_hba *, struct lpfc_name *, 566 struct lpfc_name *, uint64_t, uint8_t); 567 bool lpfc_disable_oas_lun(struct lpfc_hba *, struct lpfc_name *, 568 struct lpfc_name *, uint64_t, uint8_t); 569 bool lpfc_find_next_oas_lun(struct lpfc_hba *, struct lpfc_name *, 570 struct lpfc_name *, uint64_t *, struct lpfc_name *, 571 struct lpfc_name *, uint64_t *, 572 uint32_t *, uint32_t *); 573 int lpfc_sli4_dump_page_a0(struct lpfc_hba *phba, struct lpfcMboxq *mbox); 574 void lpfc_mbx_cmpl_rdp_page_a0(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb); 575 576 /* RAS Interface */ 577 void lpfc_sli4_ras_init(struct lpfc_hba *phba); 578 void lpfc_sli4_ras_setup(struct lpfc_hba *phba); 579 int lpfc_sli4_ras_fwlog_init(struct lpfc_hba *phba, uint32_t fwlog_level, 580 uint32_t fwlog_enable); 581 void lpfc_ras_stop_fwlog(struct lpfc_hba *phba); 582 int lpfc_check_fwlog_support(struct lpfc_hba *phba); 583 584 /* NVME interfaces. */ 585 void lpfc_nvme_rescan_port(struct lpfc_vport *vport, 586 struct lpfc_nodelist *ndlp); 587 void lpfc_nvme_unregister_port(struct lpfc_vport *vport, 588 struct lpfc_nodelist *ndlp); 589 int lpfc_nvme_register_port(struct lpfc_vport *vport, 590 struct lpfc_nodelist *ndlp); 591 int lpfc_nvme_create_localport(struct lpfc_vport *vport); 592 void lpfc_nvme_destroy_localport(struct lpfc_vport *vport); 593 void lpfc_nvme_update_localport(struct lpfc_vport *vport); 594 int lpfc_nvmet_create_targetport(struct lpfc_hba *phba); 595 int lpfc_nvmet_update_targetport(struct lpfc_hba *phba); 596 void lpfc_nvmet_destroy_targetport(struct lpfc_hba *phba); 597 int lpfc_nvme_handle_lsreq(struct lpfc_hba *phba, 598 struct lpfc_async_xchg_ctx *axchg); 599 int lpfc_nvmet_handle_lsreq(struct lpfc_hba *phba, 600 struct lpfc_async_xchg_ctx *axchg); 601 void lpfc_nvmet_unsol_fcp_event(struct lpfc_hba *phba, uint32_t idx, 602 struct rqb_dmabuf *nvmebuf, uint64_t isr_ts, 603 uint8_t cqflag); 604 void lpfc_nvme_mod_param_dep(struct lpfc_hba *phba); 605 void lpfc_nvmet_invalidate_host(struct lpfc_hba *phba, 606 struct lpfc_nodelist *ndlp); 607 void lpfc_nvme_abort_fcreq_cmpl(struct lpfc_hba *phba, 608 struct lpfc_iocbq *cmdiocb, 609 struct lpfc_wcqe_complete *abts_cmpl); 610 void lpfc_create_multixri_pools(struct lpfc_hba *phba); 611 void lpfc_create_destroy_pools(struct lpfc_hba *phba); 612 void lpfc_move_xri_pvt_to_pbl(struct lpfc_hba *phba, u32 hwqid); 613 void lpfc_move_xri_pbl_to_pvt(struct lpfc_hba *phba, u32 hwqid, u32 cnt); 614 void lpfc_adjust_high_watermark(struct lpfc_hba *phba, u32 hwqid); 615 void lpfc_keep_pvt_pool_above_lowwm(struct lpfc_hba *phba, u32 hwqid); 616 void lpfc_adjust_pvt_pool_count(struct lpfc_hba *phba, u32 hwqid); 617 #ifdef LPFC_MXP_STAT 618 void lpfc_snapshot_mxp(struct lpfc_hba *, u32); 619 #endif 620 struct lpfc_io_buf *lpfc_get_io_buf(struct lpfc_hba *phba, 621 struct lpfc_nodelist *ndlp, u32 hwqid, 622 int); 623 void lpfc_release_io_buf(struct lpfc_hba *phba, struct lpfc_io_buf *ncmd, 624 struct lpfc_sli4_hdw_queue *qp); 625 void lpfc_io_ktime(struct lpfc_hba *phba, struct lpfc_io_buf *ncmd); 626 void lpfc_wqe_cmd_template(void); 627 void lpfc_nvmet_cmd_template(void); 628 void lpfc_nvme_cancel_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *pwqeIn, 629 uint32_t stat, uint32_t param); 630 extern int lpfc_enable_nvmet_cnt; 631 extern unsigned long long lpfc_enable_nvmet[]; 632 extern int lpfc_no_hba_reset_cnt; 633 extern unsigned long lpfc_no_hba_reset[]; 634 extern int lpfc_acqe_cgn_frequency; 635 extern int lpfc_fabric_cgn_frequency; 636 extern int lpfc_use_cgn_signal; 637 638 extern union lpfc_wqe128 lpfc_iread_cmd_template; 639 extern union lpfc_wqe128 lpfc_iwrite_cmd_template; 640 extern union lpfc_wqe128 lpfc_icmnd_cmd_template; 641 642 /* vmid interface */ 643 int lpfc_vmid_uvem(struct lpfc_vport *vport, struct lpfc_vmid *vmid, bool ins); 644 uint32_t lpfc_vmid_get_cs_ctl(struct lpfc_vport *vport); 645 int lpfc_vmid_cmd(struct lpfc_vport *vport, 646 int cmdcode, struct lpfc_vmid *vmid); 647 int lpfc_vmid_hash_fn(const char *vmid, int len); 648 struct lpfc_vmid *lpfc_get_vmid_from_hashtable(struct lpfc_vport *vport, 649 uint32_t hash, uint8_t *buf); 650 void lpfc_vmid_vport_cleanup(struct lpfc_vport *vport); 651 int lpfc_issue_els_qfpa(struct lpfc_vport *vport); 652